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8232050: Improve inlining of Klass accessors

Browse source 
Reviewed-by: lfoltan, tschatzl, coleenp, dholmes, jiangli
This commit is contained in:
Claes Redestad 2019-10-10 13:26:22 +02:00
parent 9751b5669a
commit 88d28a2bf9
14 changed files with 32 additions and 23 deletions
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17
src/hotspot/share/oops/klass.cpp
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@ -57,10 +57,6 @@ void Klass::set_java_mirror(Handle m) {
_java_mirror = class_loader_data()->add_handle(m);
}
oop Klass::java_mirror() const {
return _java_mirror.resolve();
}
oop Klass::java_mirror_no_keepalive() const {
return _java_mirror.peek();
}
@ -681,8 +677,6 @@ void Klass::check_array_allocation_length(int length, int max_length, TRAPS) {
}
}
oop Klass::class_loader() const { return class_loader_data()->class_loader(); }
// In product mode, this function doesn't have virtual function calls so
// there might be some performance advantage to handling InstanceKlass here.
const char* Klass::external_name() const {
@ -826,14 +820,6 @@ bool Klass::is_valid(Klass* k) {
return ClassLoaderDataGraph::is_valid(k->class_loader_data());
}
klassVtable Klass::vtable() const {
return klassVtable(const_cast<Klass*>(this), start_of_vtable(), vtable_length() / vtableEntry::size());
}
vtableEntry* Klass::start_of_vtable() const {
return (vtableEntry*) ((address)this + in_bytes(vtable_start_offset()));
}
Method* Klass::method_at_vtable(int index) {
#ifndef PRODUCT
assert(index >= 0, "valid vtable index");
@ -844,9 +830,6 @@ Method* Klass::method_at_vtable(int index) {
return start_of_vtable()[index].method();
}
ByteSize Klass::vtable_start_offset() {
return in_ByteSize(InstanceKlass::header_size() * wordSize);
}
#ifndef PRODUCT